forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			261 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			261 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| // Copyright 2004-2009 Facebook. All Rights Reserved.
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| //
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| // +---------------------------------------------------------------------------+
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| // | Facebook Platform PHP5 client                                             |
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| // +---------------------------------------------------------------------------+
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| // | Copyright (c) 2007 Facebook, Inc.                                         |
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| // | All rights reserved.                                                      |
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| // |                                                                           |
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| // | Redistribution and use in source and binary forms, with or without        |
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| // | modification, are permitted provided that the following conditions        |
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| // | are met:                                                                  |
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| // |                                                                           |
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| // | 1. Redistributions of source code must retain the above copyright         |
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| // |    notice, this list of conditions and the following disclaimer.          |
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| // | 2. Redistributions in binary form must reproduce the above copyright      |
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| // |    notice, this list of conditions and the following disclaimer in the    |
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| // |    documentation and/or other materials provided with the distribution.   |
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| // |                                                                           |
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| // | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR      |
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| // | IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| // | OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.   |
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| // | IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,          |
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| // | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT  |
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| // | NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| // | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY     |
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| // | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT       |
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| // | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF  |
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| // | THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.         |
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| // +---------------------------------------------------------------------------+
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| // | For help with this library, contact developers-help@facebook.com          |
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| // +---------------------------------------------------------------------------+
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| //
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| /**
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|  *  This class extends and modifies the "Facebook" class to better suit wap
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|  *  apps. Since there is no javascript support, we need to use server redirect
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|  *  to implement Facebook connect functionalities such as authenticate,
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|  *  authorize, feed form etc.. This library provide many helper functions for
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|  *  wap developer to locate the right wap url. The url here is targed at
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|  *  facebook wap site or wap-friendly url.
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|  */
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| class FacebookMobile extends Facebook {
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|   // the application secret, which differs from the session secret
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| 
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|   public function __construct($api_key, $secret, $generate_session_secret=false) {
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|     parent::__construct($api_key, $secret, $generate_session_secret);
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|   }
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| 
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|   public function redirect($url) {
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|     header('Location: '. $url);
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|   }
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| 
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|   public function get_m_url($action, $params) {
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|     $page = parent::get_facebook_url('m'). '/' .$action;
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|     foreach($params as $key => $val) {
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|       if (!$val) {
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|         unset($params[$key]);
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|       }
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|     }
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|     return $page . '?' . http_build_query($params);
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|   }
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| 
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|   public function get_www_url($action, $params) {
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|     $page = parent::get_facebook_url('www'). '/' .$action;
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|     foreach($params as $key => $val) {
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|       if (!$val) {
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|         unset($params[$key]);
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|       }
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|     }
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|     return $page . '?' . http_build_query($params);
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|   }
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| 
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|   public function get_add_url($next=null) {
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| 
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|     return $this->get_m_url('add.php', array('api_key' => $this->api_key,
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|                                              'next'    => $next));
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|   }
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| 
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|   public function get_tos_url($next=null, $cancel = null, $canvas=null) {
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|     return $this->get_m_url('tos.php', array('api_key' => $this->api_key,
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|                                              'v'       => '1.0',
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|                                              'next'    => $next,
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|                                              'canvas'  => $canvas,
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|                                              'cancel'   => $cancel));
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|   }
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| 
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|   public function get_logout_url($next=null) {
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|     $params = array('api_key'     => $this->api_key,
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|                     'session_key' => $this->api_client->session_key,
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|                    );
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| 
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|     if ($next) {
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|       $params['connect_next'] = 1;
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|       $params['next'] = $next;
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|     }
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| 
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|     return $this->get_m_url('logout.php', $params);
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|   }
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|   public function get_register_url($next=null, $cancel_url=null) {
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|     return $this->get_m_url('r.php',
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|       array('fbconnect' => 1,
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|             'api_key' => $this->api_key,
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|             'next' => $next ? $next : parent::current_url(),
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|             'cancel_url' => $cancel_url ? $cancel_url : parent::current_url()));
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|   }
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|   /**
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|    * These set of fbconnect style url redirect back to the application current
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|    * page when the action is done. Developer can also use the non fbconnect
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|    * style url and provide their own redirect link by giving the right parameter
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|    * to $next and/or $cancel_url
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|    */
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|   public function get_fbconnect_register_url() {
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|     return $this->get_register_url(parent::current_url(), parent::current_url());
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|   }
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|   public function get_fbconnect_tos_url() {
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|     return $this->get_tos_url(parent::current_url(), parent::current_url(), $this->in_frame());
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|   }
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| 
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|   public function get_fbconnect_logout_url() {
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|     return $this->get_logout_url(parent::current_url());
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|   }
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| 
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|   public function logout_user() {
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|     $this->user = null;
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|   }
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| 
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|   public function get_prompt_permissions_url($ext_perm,
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|                                              $next=null,
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|                                              $cancel_url=null) {
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| 
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|     return $this->get_www_url('connect/prompt_permissions.php',
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|       array('api_key' => $this->api_key,
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|             'ext_perm' => $ext_perm,
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|             'next' => $next ? $next : parent::current_url(),
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|             'cancel' => $cancel_url ? $cancel_url : parent::current_url(),
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|             'display' => 'wap'));
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| 
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|   }
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| 
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|   /**
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|    * support both prompt_permissions.php and authorize.php for now.
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|    * authorized.php is to be deprecate though.
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|    */
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|   public function get_extended_permission_url($ext_perm,
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|                                               $next=null,
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|                                               $cancel_url=null) {
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|     $next = $next ? $next : parent::current_url();
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|     $cancel_url = $cancel_url ? $cancel_url : parent::current_url();
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| 
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|     return $this->get_m_url('authorize.php',
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|                       array('api_key' => $this->api_key,
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|                             'ext_perm' => $ext_perm,
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|                             'next' => $next,
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|                             'cancel_url' => $cancel_url));
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| 
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|   }
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| 
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|   public function render_prompt_feed_url($action_links=NULL,
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|                                          $target_id=NULL,
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|                                          $message='',
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|                                          $user_message_prompt='',
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|                                          $caption=NULL,
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|                                          $callback ='',
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|                                          $cancel='',
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|                                          $attachment=NULL,
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|                                          $preview=true) {
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| 
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|     $params = array('api_key'     => $this->api_key,
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|                     'session_key' => $this->api_client->session_key,
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|                    );
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|     if (!empty($attachment)) {
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|       $params['attachment'] = urlencode(json_encode($attachment));
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|     } else {
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|       $attachment = new stdClass();
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|       $app_display_info = $this->api_client->admin_getAppProperties(array('application_name',
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|                                                                           'callback_url',
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|                                                                           'description',
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|                                                                           'logo_url'));
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|       $app_display_info = $app_display_info;
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|       $attachment->name = $app_display_info['application_name'];
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|       $attachment->caption = !empty($caption) ? $caption : 'Just see what\'s new!';
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|       $attachment->description = $app_display_info['description'];
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|       $attachment->href = $app_display_info['callback_url'];
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|       if (!empty($app_display_info['logo_url'])) {
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|         $logo = new stdClass();
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|         $logo->type = 'image';
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|         $logo->src = $app_display_info['logo_url'];
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|         $logo->href = $app_display_info['callback_url'];
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|         $attachment->media = array($logo);
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|       }
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|       $params['attachment'] = urlencode(json_encode($attachment));
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|     }
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|     $params['preview'] = $preview;
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|     $params['message'] = $message;
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|     $params['user_message_prompt'] = $user_message_prompt;
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|     if (!empty($callback)) {
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|       $params['callback'] = $callback;
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|     } else {
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|       $params['callback'] = $this->current_url();
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|     }
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|     if (!empty($cancel)) {
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|       $params['cancel'] = $cancel;
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|     } else {
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|       $params['cancel'] = $this->current_url();
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|     }
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| 
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|     if (!empty($target_id)) {
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|       $params['target_id'] = $target_id;
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|     }
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|     if (!empty($action_links)) {
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|       $params['action_links'] = urlencode(json_encode($action_links));
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|     }
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| 
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|     $params['display'] = 'wap';
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|     header('Location: '. $this->get_www_url('connect/prompt_feed.php', $params));
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|   }
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| 
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| //use template_id
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|   public function render_feed_form_url($template_id=NULL,
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|                                        $template_data=NULL,
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|                                        $user_message=NULL,
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|                                        $body_general=NULL,
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|                                        $user_message_prompt=NULL,
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|                                        $target_id=NULL,
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|                                        $callback=NULL,
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|                                        $cancel=NULL,
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|                                        $preview=true) {
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| 
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|     $params = array('api_key' => $this->api_key);
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|     $params['preview'] = $preview;
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|     if (isset($template_id) && $template_id) {
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|       $params['template_id'] = $template_id;
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|     }
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|     $params['message'] = $user_message ? $user_message['value'] : '';
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|     if (isset($body_general) && $body_general) {
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|       $params['body_general'] = $body_general;
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|     }
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|     if (isset($user_message_prompt) && $user_message_prompt) {
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|       $params['user_message_prompt'] = $user_message_prompt;
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|     }
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|     if (isset($callback) && $callback) {
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|       $params['callback'] = $callback;
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|     } else {
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|       $params['callback'] = $this->current_url();
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|     }
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|     if (isset($cancel) && $cancel) {
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|       $params['cancel'] = $cancel;
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|     } else {
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|       $params['cancel'] = $this->current_url();
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|     }
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|     if (isset($template_data) && $template_data) {
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|       $params['template_data'] = $template_data;
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|     }
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|     if (isset($target_id) && $target_id) {
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|       $params['to_ids'] = $target_id;
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|     }
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|     $params['display'] = 'wap';
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|     header('Location: '. $this->get_www_url('connect/prompt_feed.php', $params));
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|   }
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| }
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